Terminal Blocks - Accessories - Wire Ferrules

Image Part Number Description / PDF Quantity Rfq
2870.0/100

2870.0/100

Altech Corporation

H1.0/6D DIN STD18AWG INSULATED F

95017500

9037280000

9037280000

Weidmuller

CONN FERRULE 2 X 17AWG YLW 500PC

31

F80-8-M

F80-8-M

Panduit Corporation

CONN FERRULE DIN 14AWG

2147483647

FSD81-18-C

FSD81-18-C

Panduit Corporation

CONN FERRULE DIN 12AWG GRAY

148438700

3200292

3200292

Phoenix Contact

CONN FERRULE DIN 14AWG SILVER

227225000

F77-6-M

F77-6-M

Panduit Corporation

CONN FERRULE DIN 18AWG

2147483647

9046230000

9046230000

Weidmuller

CONN FERRULE 14AWG BLUE 1=500PC

82

2622.0/100

2622.0/100

Altech Corporation

CONN FERRULE 22AWG TURQUOISE

719726500

3202517

3202517

Phoenix Contact

CONN FERRULE DIN 18AWG

75

9004410000

9004410000

Weidmuller

CONN FERRULE 2 X 16AWG RED 500PC

1240

1161075

1161075

American Electrical, Inc.

CONN FERRULE DIN 20-22AWG GRAY

8328

0373000000

0373000000

Weidmuller

CONN FERRULE 14AWG 1=1000PC

414

3014.0

3014.0

Conta-Clip

HZL 1,5 L RD

818

216-321

216-321

WAGO

FERRULE; SLEEVE FOR 0.25 MM / AW

2665

FSD86-25-L

FSD86-25-L

Panduit Corporation

CONN FERRULE DIN 2AWG RED

625

1218116

1218116

American Electrical, Inc.

CONN FERRULE DIN 6AWG

402

12710250

12710250

American Electrical, Inc.

CONN FERRULE DIN 14AWG

2696

3200603

3200603

Phoenix Contact

CONN FERRULE DIN 10AWG YELLOW

2675400

1220135

1220135

American Electrical, Inc.

CONN FERRULE DIN 2AWG

297

FTD80-13-TL

FTD80-13-TL

Panduit Corporation

CONN FERRULE DIN TWO X 14AWG BLU

6352

Terminal Blocks - Accessories - Wire Ferrules

1. Overview

Wire ferrules are tubular connectors used to terminate stranded wires, ensuring reliable electrical connections in terminal blocks. They compress the wire strands into a solid ring or eyelet, preventing fraying and improving conductivity. These components are critical in industrial automation, power distribution, and control systems where vibration resistance and long-term stability are essential.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Open Barrel FerrulesAllow partial insertion of wires; suitable for frequent disassemblyControl panels in manufacturing systems
Insulated FerrulesInclude plastic sleeves for additional safety and insulationMedical equipment and HVAC systems
Double-Crimped FerrulesProvide dual compression points for enhanced mechanical strengthAutomotive wiring harnesses
Multi-Wire FerrulesAccommodate multiple wires in a single termination pointPower distribution boxes

3. Structure & Composition

Wire ferrules typically consist of: - Conductive Body: Made from electrolytic copper or brass for optimal conductivity - Surface Coating: Tin-plated for corrosion resistance and solderability - Insulation Sleeve: Thermoplastic material (e.g., PA66) for insulated types - Barrel Design: Precision-engineered inner diameter matching specific wire gauges

4. Key Technical Specifications

ParameterSignificance
Conductor Cross-Section Range (0.2-6 mm )Determines current-carrying capacity and wire compatibility
Rated Current (5-30 A)Defines maximum operational current under standard conditions
Crimping Force (50-200 N)Affects connection reliability and cold welding prevention
Temperature Range (-40 C to +120 C)Specifies operational limits in different environments
Material Hardness (60-90 HV)Influences durability and resistance to deformation

5. Application Fields

Primary industries include: - Industrial automation (PLC control cabinets, CNC machines) - Energy systems (solar inverters, wind turbine controllers) - Transportation (railway signaling systems, commercial vehicle wiring) - Building technology (HVAC systems, smart grid interfaces)

6. Leading Manufacturers & Products

ManufacturerRepresentative Product
Phoenix ContactMAU-SET series ferrules with push-in technology
Weidm llerKLUEGO color-coded ferrules for rail applications
TE ConnectivityDynamic ferrules for automotive vibration environments
WAGOTOPJOB S ferrules with integrated test points

7. Selection Recommendations

Key considerations: - Match ferrule inner diameter to stripped wire length (typically 0.5-1.0 mm tolerance) - Select material based on environmental factors (e.g., tin-plated for humid environments) - Consider insulation requirements per IEC 61558-1 standards - Verify compatibility with terminal block clamping mechanisms - For high-vibration applications, choose double-crimped designs

8. Industry Trends

Current developments include: - Miniaturization for PCB-mounted terminal blocks (down to 2.5 mm pitch) - Integration with smart diagnostic systems (e.g., temperature-sensing ferrules) - Adoption of halogen-free materials for improved fire safety - Development of hybrid ferrules combining power and signal transmission - Increased use of automated crimping systems in production lines

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